.site-header {
  position: sticky;
  z-index: 800;
  top: 0;
  width: 100%;
  background: var(--color-porcelain);
  border-bottom: 1px solid var(--color-rule);
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.site-header::after {
  position: absolute;
  right: 6%;
  bottom: -1px;
  width: 5.5rem;
  height: 3px;
  background: var(--color-olive);
  content: "";
}

.site-header.is-scrolled {
  background: color-mix(in srgb, var(--color-warm-ivory) 96%, transparent);
  box-shadow: var(--shadow-header);
}

.site-header__utility {
  border-bottom: 1px solid var(--color-rule);
  background: var(--color-porcelain);
}

.site-header__utility-inner {
  display: flex;
  min-height: 2.25rem;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-4);
  color: var(--color-muted-text);
  font-size: 0.6875rem;
  line-height: 1.2;
}

.site-header__utility strong {
  margin-right: var(--space-1);
  color: var(--color-olive);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-header__utility a {
  color: var(--color-charcoal);
  font-weight: 700;
  text-decoration: none;
}

.site-header__main {
  background: inherit;
}

.site-header__inner {
  display: grid;
  min-height: 6.25rem;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-5);
  transition: min-height var(--transition-fast);
}

.site-header.is-scrolled .site-header__inner {
  min-height: 4.75rem;
}

.site-header__brand,
.site-header__menu-brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-charcoal);
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 2.4vw, 1.75rem);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__brand img {
  width: 4rem;
  height: 4rem;
  flex: 0 0 4rem;
  object-fit: contain;
  transition: width var(--transition-fast), height var(--transition-fast), flex-basis var(--transition-fast);
}

.site-header.is-scrolled .site-header__brand img {
  width: 3rem;
  height: 3rem;
  flex-basis: 3rem;
}

.site-header__nav {
  min-width: 0;
}

.site-header__links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.7rem, 1.15vw, 1.25rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__links li,
.site-header__links li + li {
  margin: 0;
  padding: 0;
}

.site-header__links a {
  position: relative;
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  color: var(--color-charcoal);
  font-size: var(--text-nav);
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__links a::after {
  position: absolute;
  right: 0;
  bottom: 0.35rem;
  left: 0;
  height: 1px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--color-bronze);
  content: "";
  transition: transform var(--transition-fast);
}

.site-header__links a:hover::after,
.site-header__links a[aria-current="page"]::after {
  transform: scaleX(1);
}

.site-header__action {
  flex: 0 0 auto;
  white-space: nowrap;
}

.site-header__toggle,
.site-header__close,
.site-header__menu-top,
.site-header__menu-image,
.site-header__menu-footer {
  display: none;
}

@media (max-width: 1099px) {
  .site-header__utility-inner {
    justify-content: space-between;
  }

  .site-header__utility-inner span:nth-child(2) {
    display: none;
  }

  .site-header__inner {
    min-height: 5.25rem;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: var(--space-3);
  }

  .site-header.is-scrolled .site-header__inner {
    min-height: 4.5rem;
  }

  .site-header__brand img,
  .site-header.is-scrolled .site-header__brand img {
    width: 3.25rem;
    height: 3.25rem;
    flex-basis: 3.25rem;
  }

  .site-header__toggle {
    display: inline-flex;
    width: 2.75rem;
    min-height: 2.75rem;
    flex: 0 0 2.75rem;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.28rem;
    border: 1px solid var(--color-rule-strong);
    border-radius: var(--radius-sm);
    background: var(--color-warm-ivory);
  }

  .site-header__toggle span {
    display: block;
    width: 1.2rem;
    height: 1px;
    background: var(--color-charcoal);
    transition: transform var(--transition-fast), opacity var(--transition-fast);
  }

  .site-header__toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(0.38rem) rotate(45deg);
  }

  .site-header__toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .site-header__toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-0.38rem) rotate(-45deg);
  }

  .site-header__nav {
    position: fixed;
    z-index: 810;
    inset: 0;
    display: grid;
    overflow-x: hidden;
    overflow-y: auto;
    grid-template-rows: auto minmax(11rem, 27vh) auto auto;
    align-content: start;
    padding: var(--space-4) max(var(--gutter), env(safe-area-inset-right)) max(var(--space-5), env(safe-area-inset-bottom)) max(var(--gutter), env(safe-area-inset-left));
    transform: translateX(100%);
    visibility: hidden;
    background: var(--color-porcelain);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-fast), opacity var(--transition-fast), visibility var(--transition-fast);
  }

  .site-header__nav.is-open {
    transform: translateX(0);
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
  }

  .site-header__menu-top {
    display: flex;
    min-height: 3.5rem;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
  }

  .site-header__menu-brand {
    font-size: 2rem;
  }

  .site-header__menu-brand img {
    width: 3.25rem;
    height: 3.25rem;
    object-fit: contain;
  }

  .site-header__close {
    display: inline-flex;
    width: 2.75rem;
    height: 2.75rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-rule-strong);
    border-radius: var(--radius-sm);
    background: var(--color-warm-ivory);
  }

  .site-header__close span {
    position: absolute;
    width: 1.2rem;
    height: 1px;
    background: var(--color-charcoal);
  }

  .site-header__close span:first-child {
    transform: rotate(45deg);
  }

  .site-header__close span:last-child {
    transform: rotate(-45deg);
  }

  .site-header__menu-image {
    display: block;
    overflow: hidden;
    max-width: 34rem;
    min-height: 11rem;
    margin: 0 auto var(--space-4);
    border-radius: 10rem 10rem 0 0;
  }

  .site-header__menu-image img {
    width: 100%;
    height: 100%;
    min-height: 11rem;
    object-fit: cover;
    object-position: center;
  }

  .site-header__links {
    display: flex;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    margin: 0 auto;
    padding: 0;
    width: min(100%, 34rem);
    flex-direction: column;
  }

  .site-header__links li,
  .site-header__links li + li {
    margin: 0;
    border-bottom: 1px solid var(--color-rule);
  }

  .site-header__links a {
    width: 100%;
    min-height: 3.25rem;
    padding-block: var(--space-2);
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 7vw, 2.5rem);
    font-weight: 600;
    line-height: 1;
  }

  .site-header__links a::after {
    right: auto;
    bottom: 0;
    width: 3rem;
  }

  .site-header__menu-footer {
    display: flex;
    width: min(100%, 34rem);
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin: var(--space-5) auto 0;
  }

  .site-header__menu-footer > a:first-child {
    color: var(--color-olive);
    font-size: var(--text-small);
    font-weight: 700;
  }

  .site-menu-open,
  .site-menu-open body {
    overflow: hidden;
  }
}

@media (max-width: 639px) {
  .site-header__utility {
    display: none;
  }

  .site-header__inner,
  .site-header.is-scrolled .site-header__inner {
    min-height: 4.75rem;
  }

  .site-header__brand {
    gap: var(--space-2);
    font-size: 1.75rem;
  }

  .site-header__brand img,
  .site-header.is-scrolled .site-header__brand img {
    width: 2.75rem;
    height: 2.75rem;
    flex-basis: 2.75rem;
  }

  .site-header__action {
    display: none;
  }

  .site-header__nav {
    grid-template-rows: auto minmax(10rem, 25vh) auto auto;
  }

  .site-header__menu-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-header__menu-footer .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header,
  .site-header__inner,
  .site-header__brand img,
  .site-header__toggle span,
  .site-header__nav,
  .site-header__links a::after {
    transition: none;
  }
}